MESA, Ariz.—The nearly 400 players participating in the Under Armour All-America Preseason Tournament thought they were getting a break from high school over the Martin Luther King Jr. holiday weekend. […]

CHICAGO—In the first under-the-lights Under Armour All-America Game—powered by Baseball Factory—pitching carried the day at Wrigley Field in a 2-1 victory for the National squad over the American team, the […]